86412904 has 16 divisors (see below), whose sum is σ = 171555300. Its totient is φ = 40664832.

The previous prime is 86412889. The next prime is 86412917. The reversal of 86412904 is 40921468.

It can be written as a sum of positive squares in 2 ways, for example, as 68856804 + 17556100 = 8298^2 + 4190^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 86412904.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317559 + ... + 317830.

Almost surely, 2^86412904 is an apocalyptic number.

It is an amenable number.

86412904 is a deficient number, since it is larger than the sum of its proper divisors (85142396).

86412904 is a wasteful number, since it uses less digits than its factorization.

86412904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635412 (or 635408 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 86412904 is about 9295.8541296645. The cubic root of 86412904 is about 442.1057874183.

The spelling of 86412904 in words is "eighty-six million, four hundred twelve thousand, nine hundred four".